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地图 / curl reuses an HTTPS connection when a response is already buffered in the TLS stack

curl reuses an HTTPS connection when a response is already buffered in the TLS stack

其他弱点 / Acceptance of Extraneous Untrusted Data With Trusted Data / #4128703

厂商
curl
严重程度
低危
赏金
—
弱点
Acceptance of Extraneous Untrusted Data With Trusted Data
研究员
@shafran99
披露日期
2026-10-20
资产
https://github.com/curl/curl
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(2788 字符中的一小部分)
curl master (`15292ed75`, `8.23.1-DEV`) reuses an idle HTTP/1.1-over-TLS connection even when a complete extra response is already buffered in OpenSSL/GnuTLS. The `ef6b17cf1` fix only polls the socket: `Curl_cpool_conn_seems_healthy()` (`lib/conncache.c:1073`, called from `lib/url.c:1071`) uses …
原文中的代码
openssl req -x509 -newkey rsa:2048 -nodes -keyout key.pem -out cert.pem \
  -days 1 -subj /CN=localhost
python3 poc.py 9443

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 curl 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @shafran99 · 版权归作者与 curl 所有

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curl reuses an HTTPS connection when a response is already buffered in the TLS stack · 破甲 POJIA